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Service Manual
Haier
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VPC_VSYNC(pin 188):60HZ,VPC_FIELD(pin 194)
(6) Check whether the data outputs are normal.
V_CLK(pin159):27MHZ,V_HYNC(pin
165):31.5Khz,V_VSYNC(pin
168):60HZ,V_ACTIVE
(pin
164),D_V_VALID(pin163)
(7) Check whether the inputs and outputs between MDIN-150 and MEMORY (U9501) are normal.
9.5 TCP9091PD27A(ANALOG:U1001)_Check when the input mode is set for TV
(1) Check whether the proper power is supplied .(33V,5V)
(2) Check the I2C bus (pin 2 and 4).
(3) Check whether the inputs/outputs are normal.
9.6 AD9887AKS(digital:U9201)-A/D CONVERTER_Check when the input mode is DTV,PC,DVI.
(1) Check whether the proper power is supplied(3.3V)
(2) Check I2C bus (pins 91 and 92).
(3) Check whether the inputs/outputs are normal.
INPUT: